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[85.214.156.166]) by gmr-mx.google.com with ESMTPS id m22-20020a05600c3b1600b0041a3b6eb6b7si95151wms.0.2024.04.25.23.07.47 for (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Thu, 25 Apr 2024 23:07:48 -0700 (PDT) Received-SPF: pass (google.com: domain of ubely@ilbers.de designates 85.214.156.166 as permitted sender) client-ip=85.214.156.166; Authentication-Results: gmr-mx.google.com; spf=pass (google.com: domain of ubely@ilbers.de designates 85.214.156.166 as permitted sender) smtp.mailfrom=ubely@ilbers.de Received: from [IPv6:::1] (host-80-81-17-52.static.customer.m-online.net [80.81.17.52]) (authenticated bits=0) by shymkent.ilbers.de (8.15.2/8.15.2/Debian-8+deb9u1) with ESMTPSA id 43Q67jDJ007136 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 26 Apr 2024 08:07:46 +0200 Message-ID: <21fdb960556bc34f6d2e83098ba94b393bf7c403.camel@ilbers.de> Subject: Re: [PATCH] expand-on-first-boot: search until no device mapper is used From: Uladzimir Bely To: Quirin Gylstorff , isar-users@googlegroups.com Date: Fri, 26 Apr 2024 09:07:45 +0300 In-Reply-To: <20240417065534.1678488-1-Quirin.Gylstorff@siemens.com> References: <20240417065534.1678488-1-Quirin.Gylstorff@siemens.com> Autocrypt: addr=ubely@ilbers.de; 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charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.52.0 (by Flathub.org) MIME-Version: 1.0 X-Spam-Status: No, score=-1.0 required=5.0 tests=ALL_TRUSTED autolearn=unavailable autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on shymkent.ilbers.de X-TUID: 4qpPMU8j4TX7 On Wed, 2024-04-17 at 08:55 +0200, 'Quirin Gylstorff' via isar-users wrote: > From: Quirin Gylstorff >=20 > Device mapper block devices can be stacked e.g. > in case a hard disk is encrypted and uses lvm: > sda > +-sda1=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 259:3=C2=A0=C2=A0=C2=A0 0 2G=C2=A0 0 p= art > =C2=A0 +-sda1_crypt=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= 253:0=C2=A0=C2=A0=C2=A0 0 2G=C2=A0 0 crypt > =C2=A0=C2=A0=C2=A0 +-debian--vg-root=C2=A0=C2=A0 253:1=C2=A0=C2=A0=C2=A0 = 0 1G=C2=A0 0 lvm >=20 > So we should traverse the `slaves` until we reach the endpoint. >=20 > Signed-off-by: Quirin Gylstorff > --- > =C2=A0.../expand-on-first-boot/files/expand-last-partition.sh=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 | 3 > +++ > =C2=A01 file changed, 3 insertions(+) >=20 > diff --git a/meta/recipes-support/expand-on-first-boot/files/expand- > last-partition.sh b/meta/recipes-support/expand-on-first- > boot/files/expand-last-partition.sh > index 84f1219f..0cb2ee21 100755 > --- a/meta/recipes-support/expand-on-first-boot/files/expand-last- > partition.sh > +++ b/meta/recipes-support/expand-on-first-boot/files/expand-last- > partition.sh > @@ -12,6 +12,9 @@ set -e > =C2=A0ROOT_DEV=3D"$(findmnt / -o source -n)" > =C2=A0ROOT_DEV_NAME=3D${ROOT_DEV##*/} > =C2=A0ROOT_DEV_SLAVE=3D$(find /sys/block/"${ROOT_DEV_NAME}"/slaves -minde= pth > 1 -print -quit 2>/dev/null || true) > +while [ -d "${ROOT_DEV_SLAVE}/slaves" ]; do > + ROOT_DEV_SLAVE=3D$(find "${ROOT_DEV_SLAVE}"/slaves -mindepth 1 > -print -quit 2>/dev/null || true) > +done > =C2=A0if [ -n "${ROOT_DEV_SLAVE}" ]; then > =C2=A0 ROOT_DEV=3D/dev/${ROOT_DEV_SLAVE##*/} > =C2=A0fi > --=20 > 2.43.0 >=20 Applied to next, thanks. --=20 Best regards, Uladzimir.